Brown-Driver-Briggs (BDB)
H2600
H2600 חִנָּם lit. out of favour ; i.e. . gratis , gratuitously , for nothing . for no purpose , in vain . gratuitously , without cause , undeservedly
Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain
Strong's H2600 · Hebrew
chinnam
khin-nawm'
from 2580; gratis, i.e. devoid of cost, reason or advantage